Flight Check

Best Airline: IAD to CLE

Washington to Cleveland — airline reliability comparison

United Airlines is the most reliable airline on the IAD to CLE route with a 84% on-time rate, compared to Republic Airways at 84%. Based on 2,339 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

United Airlines84%
Republic Airways84%

IAD to CLE Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest84%0.8%65m2,339
Republic AirwaysYXWorst84%2.0%58m669

Route Overview

85%
Overall On-Time
69m
Avg Delay
1.2%
Cancel Rate
3,063
Total Flights
IAD to CLE Route DetailsReturn: CLE to IAD
IAD AirportCLE Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.